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US3041816A
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Method of making sewing thread and product thereof
Assignee: GROVE SILK Co
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Filing: 1960-09-29
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Granted: 1962-07-03
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Expires: 1980-09-29
Abstract
No abstract record available.
Inventors
- 👤 Reinhold F Stuewer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:09
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/16; Y; Y10; Y10S; Y10S57/00; Y10S57/903
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |